package com.atguigu.gulimall.order.interceptor;

import com.atguigu.common.constant.AuthServerConstant;
import com.atguigu.common.vo.MemberResponseVO;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 * @author : wenchao.long
 * @date : Created in 2021/8/18 17:20 周三
 * @description :
 */
public class LoginUserInterceptor implements HandlerInterceptor {

    public static ThreadLocal<MemberResponseVO> loginUser = new ThreadLocal<>();

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        HttpSession session = request.getSession();
        MemberResponseVO member = (MemberResponseVO) session.getAttribute(AuthServerConstant.LOGIN_USER);
        if (member != null) {
            // 登录了
            loginUser.set(member);
            return true;
        }
        // 没登录
        session.setAttribute("msg", "请先登录");
        response.sendRedirect("http://auth.gulimall.com/login.html");
        return false;
    }
}
